Ammunition Specifications Caliber: 243 Winchester Bullet Weight (grains): 80 Bullet Style: Soft Point Muzzle Velocity: 3330 Brand: Power-Shok Quantity/box: 20 Rounds When hunting the woods and clearings, you need a bullet that handles any situation. Power-Shok provides you with consistent and proven performance without a high-dollar price tag. It s an great all-around choice for medium to large-game. Find good quality, standard bullets in a variety of calibers, including less popular calibers.